Deprecate controller.upstream.latency metric (#20044)

Author: Kyle-Neale

nginx_ingress_controller/metadata.csv

@@ -13,9 +13,9 @@ nginx_ingress.controller.response.duration.count,gauge,,,,Count of response dura
 nginx_ingress.controller.response.duration.sum,gauge,,second,,Sum of response duration per Ingress,0,nginx-ingress-controller,response duration sum,
 nginx_ingress.controller.response.size.count,gauge,,,,Count of response size per Ingress,0,nginx-ingress-controller,response size count,
 nginx_ingress.controller.response.size.sum,gauge,,byte,,Sum of response size per Ingress,0,nginx-ingress-controller,response size sum,
-nginx_ingress.controller.upstream.latency.count,gauge,,,,Count of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency count,
-nginx_ingress.controller.upstream.latency.quantile,gauge,,second,,Quantiles of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency quant,
-nginx_ingress.controller.upstream.latency.sum,gauge,,second,,Sum of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency sum,
+nginx_ingress.controller.upstream.latency.count,gauge,,,,[Deprecated] Count of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency count,
+nginx_ingress.controller.upstream.latency.quantile,gauge,,second,,[Deprecated] Quantiles of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency quant,
+nginx_ingress.controller.upstream.latency.sum,gauge,,second,,[Deprecated] Sum of upstream service latency per Ingress,0,nginx-ingress-controller,upstream latency sum,
 nginx_ingress.nginx.bytes.read,count,,byte,,Number of bytes read,0,nginx-ingress-controller,bytes read,
 nginx_ingress.nginx.bytes.write,count,,byte,,Number of bytes written,0,nginx-ingress-controller,bytes written,
 nginx_ingress.nginx.connections.current,gauge,,connection,,Current number of client connections with state,0,nginx-ingress-controller,current conn,